Question 1

Stem cells are said to be pluripotent.This means they have the ability to:

Accepted Answer

A) form blastocysts. 
B) be reprogrammed through recombinant DNA technology. 
C) make more of themselves in culture. 
D) specialize into any other type of cell. 
E) specialize into only a few different types of cells such as nerves and muscle cells. 
A) form blastocysts. 
B) be reprogrammed through recombinant DNA technology. 
C) make more of themselves in culture. 
D) specialize into any other type of cell. 
E) specialize into only a few different types of cells such as nerves and muscle cells.

Question 2

The restriction enzyme EcoRI cuts between the G and the A of the sequence GAATTC.Which statement is true about this enzyme?

Accepted Answer

A) It will cut this sequence only in bacteriophage DNA. 
B) It leaves sticky ends of sequence CTTA. 
C) It will cut this sequence only in bacterial DNA. 
D) It leaves sticky ends of sequence AATT. 
A) It will cut this sequence only in bacteriophage DNA. 
B) It leaves sticky ends of sequence CTTA. 
C) It will cut this sequence only in bacterial DNA. 
D) It leaves sticky ends of sequence AATT.

Question 3

The combination of a somatic cell with an enucleated egg cell is:

Accepted Answer

A) transformation. 
B) cell reprogramming. 
C) somatic cell nuclear transfer. 
D) transgenic biotechnology. 
A) transformation. 
B) cell reprogramming. 
C) somatic cell nuclear transfer. 
D) transgenic biotechnology.

Question 4

What is the advantage of implanting iPS cells derived from the patient's own body rather than ESCs?

Accepted Answer

A) iPS cells can differentiate into the needed cell types, but ESCs cannot. 
B) ESCs could be rejected by the patient's body because they are seen as foreign. 
C) ESCs have the potential to migrate to the wrong part of the body, but iPS cells will not. 
D) ESCs have HLA markers, but iPS cells from the patient do not. 
A) iPS cells can differentiate into the needed cell types, but ESCs cannot. 
B) ESCs could be rejected by the patient's body because they are seen as foreign. 
C) ESCs have the potential to migrate to the wrong part of the body, but iPS cells will not. 
D) ESCs have HLA markers, but iPS cells from the patient do not.

Question 5

What distinguishes an embryonic stem cell from a somatic cell of an adult organism?

Accepted Answer

A) Embryonic stem cells can produce more of themselves as well as produce specialized cells, but somatic cells are already specialized. 
B) Somatic cells can change into specialized cells, while stem cells can only produce more of themselves. 
C) Somatic cells can produce more of themselves and produce stem cells. 
D) Embryonic stem cells cannot be reprogrammed, but somatic cells can be reprogrammed. 
A) Embryonic stem cells can produce more of themselves as well as produce specialized cells, but somatic cells are already specialized. 
B) Somatic cells can change into specialized cells, while stem cells can only produce more of themselves. 
C) Somatic cells can produce more of themselves and produce stem cells. 
D) Embryonic stem cells cannot be reprogrammed, but somatic cells can be reprogrammed.

Question 6

Write an explanation for why a bacteriophage,a virus that infects bacterial cells,would be a good cloning vector.

Accepted Answer

As a virus,a bacteriophage has a piece o

Question 7

In reproductive cloning,a sperm is not used,but an egg is still required.Why?

Accepted Answer

A) Udder cells will fuse only with egg cells. 
B) Egg chromosomes are required for embryonic development. 
C) Egg proteins are required for embryonic development. 
D) Surrogate mother animals will develop only embryos derived from their own eggs. 
A) Udder cells will fuse only with egg cells. 
B) Egg chromosomes are required for embryonic development. 
C) Egg proteins are required for embryonic development. 
D) Surrogate mother animals will develop only embryos derived from their own eggs.

Question 8

What is a "cloning vector"?

Accepted Answer

A) an enzyme used to cut or combine DNA 
B) a cell that is producing protein from a recombinant plasmid 
C) a DNA vehicle that carries recombinant DNA into cells 
D) a protein such as HGH that is produced by biotechnology 
A) an enzyme used to cut or combine DNA 
B) a cell that is producing protein from a recombinant plasmid 
C) a DNA vehicle that carries recombinant DNA into cells 
D) a protein such as HGH that is produced by biotechnology

Question 9

A human clone would be as much like the person from whom it was cloned as "identical" twins are like each other.

Accepted Answer

A) True 
 B)False

Question 10

"Bt cotton" refers to cotton that:

Accepted Answer

A) has been infested with insect pests. 
B) is resistant to Bacillus thuringeniensis. 
C) is resistant to herbicides. 
D) is resistant to insect pests. 
A) has been infested with insect pests. 
B) is resistant to Bacillus thuringeniensis. 
C) is resistant to herbicides. 
D) is resistant to insect pests.

Question 11

Restriction enzymes occur naturally in bacteria.

Accepted Answer

A) True 
 B)False

Question 12

You are a crime scene investigator,and the only evidence you are able to gather at the crime scene are some strands of hair.You want to see whether a suspect in custody was at the crime scene.What technique would you use to try and connect the suspect to the crime scene?

Accepted Answer

A) PCR followed by cloning 
B) cloning and transgenics 
C) PCR followed by analyzing small tandem repeats 
D) recombinant DNA techniques 
A) PCR followed by cloning 
B) cloning and transgenics 
C) PCR followed by analyzing small tandem repeats 
D) recombinant DNA techniques

Question 13

It is not possible for a human gene to work in any other organism.

Accepted Answer

A) True 
 B)False

Question 14

How similar to the donor would a cloned human be?

Accepted Answer

A) They would be identical in looks and personalities. 
B) They would be no more alike than identical twins. 
C) They would look different but have the exact same personalities. 
D) They would have the same genes, but everything else about them would be different. 
A) They would be identical in looks and personalities. 
B) They would be no more alike than identical twins. 
C) They would look different but have the exact same personalities. 
D) They would have the same genes, but everything else about them would be different.

Exam 15: The Future Isnt What It Used to Be: Biotechnology

Stem cells are said to be pluripotent.This means they have the ability to:

The restriction enzyme EcoRI cuts between the G and the A of the sequence GAATTC.Which statement is true about this enzyme?

The combination of a somatic cell with an enucleated egg cell is:

What is the advantage of implanting iPS cells derived from the patient's own body rather than ESCs?

What distinguishes an embryonic stem cell from a somatic cell of an adult organism?

Write an explanation for why a bacteriophage,a virus that infects bacterial cells,would be a good cloning vector.

In reproductive cloning,a sperm is not used,but an egg is still required.Why?

What is a "cloning vector"?

A human clone would be as much like the person from whom it was cloned as "identical" twins are like each other.

"Bt cotton" refers to cotton that:

Restriction enzymes occur naturally in bacteria.

You are a crime scene investigator,and the only evidence you are able to gather at the crime scene are some strands of hair.You want to see whether a suspect in custody was at the crime scene.What technique would you use to try and connect the suspect to the crime scene?

It is not possible for a human gene to work in any other organism.

How similar to the donor would a cloned human be?

Science As a Way of Learning: a Guide to the Natural World

Fundamental Building Blocks: Chemistry, water, and Ph

Lifes Components: Biological Molecules

Lifes Home: the Cell

Lifes Border: the Plasma Membrane

Lifes Mainspring: an Introduction to Energy

Vital Harvest: Deriving Energy From Food

The Green Worlds Gift: Photosynthesis

The Links in Lifes Chain: Genetics and Cell Division

Preparing for Sexual Reproduction: Meiosis

The First Geneticist: Mendel and His Discoveries

Units of Heredity: Chromosomes and Inheritance

Passing on Lifes Information: Dna Structure and Replication

How Proteins Are Made: Genetic Transcription, translation, and Regulation

An Introduction to Evolution: Charles Darwin, evolutionary Thought, and the Evidence for Evolution

The Means of Evolution: Microevolution

The Outcomes of Evolution: Macroevolution

A Slow Unfolding: the History of Life on Earth

Arriving Late,traveling Far: the Evolution of Human Beings

Viruses,bacteria,archaea,and Protists: the Diversity of Life 1

Fungi: the Diversity of Life 2

Animals: the Diversity of Life 3

Plants: the Diversity of Life 4

The Angiosperms: Form and Function in Flowering Plants

Body Support and Movement: the Integumentary, skeletal, and Muscular Systems

Communication and Control 1: the Nervous System

Communication and Control 2: the Endocrine System

Defending the Body: the Immune System

Transport and Exchange 1: Blood and Breath

Transport and Exchange 2: Digestion, nutrition, and Elimination

An Amazingly Detailed Script: Animal Development

How the Baby Came to Be: Human Reproduction

An Interactive Living World 1: Populations in Ecology

An Interactive Living World 2: Communities in Ecology

An Interactive Living World 3: Ecosystems and Biomes

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